IP Library Assignment 067229/0624
Patent Assignment
Reel/Frame 067229/0624

Assignment of Assignor's Interest

Recorded: 2024-04-25 Pages: 4
Assignors
NGUYEN, DUY T.
Executed: 2019-10-15
HSU, TZU-PING
Executed: 2019-10-15
Assignee
ECOLAB USA INC.
1 ECOLAB PLACE, ST. PAUL, MINNESOTA, 55102
Covered Property (1)
Compositions for Enhanced Oil Recovery
Application: 17/636,086 →
Publication: US 2022/0298408
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 25, 2024
From: ECOLAB USA INC.
To: CHAMPIONX USA INC.
Reel/Frame 067229/0732 →
Assignment of Assignor's Interest Apr 26, 2024
From: CHAMPIONX USA INC.
To: CHAMPIONX LLC
Reel/Frame 067232/0840 →